UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'W38Gt3eHKQbeFQk/Ni7YbzfziEbufltB88JBN/u9Bkg=' 
WHERE 
  key_id = '76e103ccde81794426c8a539eff2749237fd5093805afbf32ee4b287f908d187' 
  AND (
    token = 'W38Gt3eHKQbeFQk/Ni7YbzfziEbufltB88JBN/u9Bkg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )